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/linux/arch/x86/entry/vdso/vdso32/
H A Dvgetcpu.c92d33063c081a82d25dd08a9cce03947c8ed9164 Fri Nov 25 10:42:15 CET 2022 Sebastian Andrzej Siewior <bigeasy@linutronix.de> x86/vdso: Provide getcpu for x86-32.

Wire up __vdso_getcpu() for x86-32.

The 64bit version is reused with trivial modifications. Contrary to
vclock_gettime.c there is no requirement to fake any defines in the case of
32bit VDSO on a 64bit kernel because the GDT entry from which the CPU and
node information is read is always the native one.

Adopt vdso_getcpu.c by:

- removing the unneeded time* header files which lead to compile errors
for 32bit.
- adding segment.h which provides vdso_read_cpunode() and the defines
required by it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20221125094216.3663444-3-bigeasy@linutronix.de
H A Dvdso32.lds.Sdiff 92d33063c081a82d25dd08a9cce03947c8ed9164 Fri Nov 25 10:42:15 CET 2022 Sebastian Andrzej Siewior <bigeasy@linutronix.de> x86/vdso: Provide getcpu for x86-32.

Wire up __vdso_getcpu() for x86-32.

The 64bit version is reused with trivial modifications. Contrary to
vclock_gettime.c there is no requirement to fake any defines in the case of
32bit VDSO on a 64bit kernel because the GDT entry from which the CPU and
node information is read is always the native one.

Adopt vdso_getcpu.c by:

- removing the unneeded time* header files which lead to compile errors
for 32bit.
- adding segment.h which provides vdso_read_cpunode() and the defines
required by it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20221125094216.3663444-3-bigeasy@linutronix.de
/linux/arch/x86/entry/vdso/
H A Dvgetcpu.cdiff 92d33063c081a82d25dd08a9cce03947c8ed9164 Fri Nov 25 10:42:15 CET 2022 Sebastian Andrzej Siewior <bigeasy@linutronix.de> x86/vdso: Provide getcpu for x86-32.

Wire up __vdso_getcpu() for x86-32.

The 64bit version is reused with trivial modifications. Contrary to
vclock_gettime.c there is no requirement to fake any defines in the case of
32bit VDSO on a 64bit kernel because the GDT entry from which the CPU and
node information is read is always the native one.

Adopt vdso_getcpu.c by:

- removing the unneeded time* header files which lead to compile errors
for 32bit.
- adding segment.h which provides vdso_read_cpunode() and the defines
required by it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20221125094216.3663444-3-bigeasy@linutronix.de
H A DMakefilediff 92d33063c081a82d25dd08a9cce03947c8ed9164 Fri Nov 25 10:42:15 CET 2022 Sebastian Andrzej Siewior <bigeasy@linutronix.de> x86/vdso: Provide getcpu for x86-32.

Wire up __vdso_getcpu() for x86-32.

The 64bit version is reused with trivial modifications. Contrary to
vclock_gettime.c there is no requirement to fake any defines in the case of
32bit VDSO on a 64bit kernel because the GDT entry from which the CPU and
node information is read is always the native one.

Adopt vdso_getcpu.c by:

- removing the unneeded time* header files which lead to compile errors
for 32bit.
- adding segment.h which provides vdso_read_cpunode() and the defines
required by it.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20221125094216.3663444-3-bigeasy@linutronix.de